package com.example.demo.customer;

import com.example.demo.exception.ApiRequestException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import javax.validation.Valid;
import java.util.Collections;
import java.util.List;

@RequestMapping(path = "api/v2/customers")
@RestController
public class CustomerControllerV2 {
    private final CustomerService customerService;
@Autowired
    public CustomerControllerV2(CustomerService customerService) {
        this.customerService=customerService;
    }
@GetMapping
List<Customer> getCustomers(){
    return  customerService.getCustomers();
}
    @GetMapping(path = "{customerId}")
    Customer getCustomer(@PathVariable("customerId")Long id) {
        return customerService.getCustomer(id);

    }
        @PostMapping
                void createNewCustomer(@Valid @RequestBody Customer customer){
            System.out.println("POST 请求...");
            System.out.println(customer);
    }
    @PutMapping
    void updateCustomer(@RequestBody Customer customer){
    System.out.println("UPDATE 请求");
    System.out.println(customer);
    }
    @DeleteMapping(path = "{customerId}")
    void deleteCustomer(@PathVariable("customerId") Long id){
        System.out.println("DELETE  请求.删除 Customer. 其ID为"+id);
    }
    @GetMapping(path = "{customerId}/exception")
    Customer getCustomersException(@PathVariable("customerId") Long id) {
        throw new ApiRequestException(
                "ApiRequestException for customer" + id
        );
    }
}
